ICT

http://webklipper.com/ (Just add the URL of a page you want to add notes to and highlight. You can then keep the notes for future reference)

http://readitlaterlist.com/add ( For when you find resources for your study on the web, but do not have time to read them at that time, save them for later with this tool)

http://www.tagxedo.com/app.html ( Create tag clouds for your topic words here)

http://www.wallwisher.com/ ( add sticky notes to: brainstorm your topic,ask questions, give feedback...)